How long: If it just started it can be a viral infection, like a common cold. If symptoms persist, you need to see a doctor, as they can be from something else.
Answered 2/8/2013
5.3k views
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.
Ask your question